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Anonymous
3 - x = 12x - 1 Add x to both sides of the equation: 3 = 13x - 1 Add 1 to both sides of the equation: 4 = 13x Divide both sides of the equation by 13: 4/13 = X
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3x=24 x=8
3x=12 3x/3=12/3 x=4
3x-11 for x=9
3x=96-75 3x=21 x=7
-3x + 5 = 20 -3x = 15 x = -5